Analoga utgångar:
Active 0 - 20 mA (or 4 - 20 mA) max. 500 Ohm load, standard: 4, optional: 8
Antal provströmmar:
Standard: 1
Optional accessory for 2, 4, or 8 sample streams
Automatisk rengöring:
Yes; Frequency freely programmable: 6 hours, 12 hours, daily, weekly
Certifieringar :
CE, ETL certified to UL and CSA safety standards, UKCA
Cykeltid:
Default: 20 min.
Continuous: 16 min.
Demineralised water:
Internal dilution option: Rinse water & Dilution water
Detektionsgräns:
0.2 - 10 mg/L NO₃-N: 0.2 mg/L
Digital outputs:
Profibus DP or Modbus RTU
Dimension (H x B x D):
688 mm x 460 mm x 340 mm
Dränering:
Atmospheric pressure, vented, min. Ø 32 mm
Earth connection:
Dry and clean earth pole with low impedance (< 1 Ohm) using an earth cable of > 2.5 mm²
Garanti :
24 månader
Instrument air:
Dry and oil free according to ISA-S7.0.01-1996 quality standard for instrument air. Used to flush the instrument in corrosive environement. Min. 0.2 bar - Max. 0.5 bar
Kalibrering:
Automatic; 2-point; offset or slope; Frequency freely programmable: 6 hours, 12 hours, daily, weekly. Note: manufacturer recommends that a calibration is done when the reagents are replaced
Material:
Hinged part: Thermoform ABS, door: PMMA
Wall section: Galvanised steel, powder coated
Mätmetod:
NEDD colorimetric method after reduction with hydrazine
Matningsspänning:
100 - 240 VAC, 50/60 Hz
Max. power consumption: 120 VA
Mätområde:
Internal Dilution
0.2 - 10 mg/L NO₃-N
Omgivningstemperatur:
10 - 30 °C ± 4 °C deviation at 5 - 95% relative humidity (non-condensing)
Parameter:
Nitrate
Precision:
Better than 2% full scale range for standard test solutions
Prov: tryck:
By external overflow vessel (open to atmospheric pressure)
Provflödeshastighet:
100 - 300 mL/min
Provkvalitet:
Maximum particle size 100 µm, < 0.1 g/L; Turbidity < 50 NTU
Provtemperatur:
10 - 30 °C
Reagent Requirements:
Keep Reducting reagent and Color Reagent refrigerated: 10 - 15 °C; all other between 10 - 30 °C
Reläer:
5 contacts, not user configurable: Malfuntion, maintenance, analysis ready, sample ready, sample ready (EZ9150)
Skyddsklass:
IP44
Störningar:
Ions, e.g., antimony (III) (Sb3+), bismuth (III) (Bi3+), chloroplatinate (PtCl62–), gold (III) (Au3+), iron(III) (Fe3+), lead (II) (Pb2+), mercury (II) (Hg2+), metavanadate (VO3–) and silver (I) (Ag+) can cause precipitation with nitrate. Copper (Cu2+) ions can decompose the diazonium salt cause a low result. NCl3 can cause a red color. Strong oxidizing agents interfere. Large quantities of color and turbidity interfere. Fats, oil, proteins, surfactants and tar interfere.
Utgång :
Optional: Claros Ethernet connection and Modbus TCP/IP Ethernet connector; LAN version; 10/100 Mbps or Profinet or Ethernet IP
Vad ingår i leveransen:
EZ1029 Nitrate Analyser, Instruction Manual, 1 x Double Bit Door Key, 1 x Mounting Brackets, 1 x empty 2.5L Reagent Container with Fittings (for Sulfamic Acid & Buffer Solution), 1 x empty 5L Reagent Container with Fittings (for Reductor Solution) and 1 x empty 2.5L Glass Reagent Container with Fittings (for Colour Solution)
Validation:
Automatic; Frequency freely programmable: 6 hours, 12 hours, daily, weekly
Vikt :
Max. 35 kg